2004 Subaru Impreza Owner's Manual - Page 302

Starting and operating ! Steps to take if EBD system fails UG7020CA If a malfunction occurs in the EBD system, the system stops working and the brake system warning light and ABS warning light come on simultaneously. The EBD system may be faulty if the brake system warning light and ABS warning light illuminate simultaneously during driving. Even if the EBD system fails, the conventional braking system will still function. However, the rear wheels will be more prone to locking when the brakes are applied harder than usual and the vehicle's motion may therefore become somewhat harder to control. If the brake system warning light and ABS warning light illuminate simultaneously, take the following steps: 1. Stop the vehicle in the nearest safe, flat place. 2. Shut down the engine, then restart it. 3. Release the parking brake. If both warning lights go out, the EBD system may be faulty. Drive carefully to the nearest SUBARU dealer and have the system inspected. 4. If both warning lights come on again and stay illuminated after the engine has been restarted, shut down the engine again, apply the parking brake, and check the brake fluid level. 5. If the brake fluid level is not below the "MIN" mark, the EBD system may be faulty. Drive carefully to the nearest SUBARU dealer and have the system inspected. 6. If the brake fluid level is below the "MIN" mark, DO NOT drive the vehicle. Instead, have the vehicle towed to the nearest SUBARU dealer for repair. " Driving with the brake system warning light on is dangerous. This indicates your brake system may not be working properly. If the light remains on, have the brakes inspected by a SUBARU dealer immediately. " If at all in doubt about whether the brakes are - CONTINUED - 7-33